This years World Cup has got off to a scintillating start.  Argentina and France battered each other for 80 minutes, scoring a bunch of brilliant tries along the way.  Russia were certainly no push over for a strong Japanese side in the opening game and Fiji nearly caused the upset of the tournament by running Australia closer than the score suggests (yes, I know there’d only been one game at the time but even so). Fitness was always going to be a huge tell in this World Cup, the heat and humidity unlike that which many would have experienced playing a big part, but just the general game/match...